code: def testIndexScalar(self):
      params = np.array(
          [[-8, -1, -2, -3, -7, -5], [8, 1, 2, 3, 7, 5]],
          dtype=np.float32,
      ).T
      indices = np.array([4, 1], dtype=np.int32)
      gather_nd_val = self._runGather(params, indices)
      self.assertAllEqual(np.array(7), gather_nd_val)
  
file_path: tensorflow/tensorflow/compiler/tests/gather_nd_op_test.py
imports: import numpy
  from tensorflow.compiler.tests import xla_test
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 4 for calling the GatherNdTest obj's underlying member method code with example usage: obj.testIndexScalar() without return types